@charset "utf-8";
/* CSS Document */
a{
	text-decoration:none;
	color:#333;
}
.nav{
	width: 1200px;
	margin-bottom: 20px;
	line-height: 16px;
	overflow:hidden;
	display:flex;
	height:30px;
}
.nav>li{
	float:left;
	flex:1;
	text-align:center;
	list-style:none; 
	line-height:30px;
	background:#ddd;
	z-index: 1000;
	}
#an1{
	background:rgb(82, 34, 2);
	display: grid;
	grid-template-columns: 165px 165px 165px 165px 180px 165px 165px;
	grid-template-rows: 40px 40px 40px 40px;
}

#xx{
	width:1200px;
	position:relative;
}
.bk{
	width:1200px;
	height:200px;
	z-index: 5000;
}

#x1{
	background:#ddd;
	display:none;
	}
#x2{
	background: #ddd;
	display:none;
	}
#x3{
	background: #ddd;
	display:none;
	}
#x4{
	background: #ddd;
	display:none;
	}
.bk ul{
	width: 1200px;
	list-style: none;
}
.bk ul li{
	float: left;
	margin-left:30px;
	margin-top: 20px;
}
.bk ul li a:hover{
	color: white;
}


















